Granted Patent
Utility
US 4,454,491 · App. 06/376,360
Temperature sensing circuit breaker or switch
Inventor:
Charles R. Martus
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: May 10, 1982
Inventor
Charles R. Martus
Assignee (at issue)
ALLIED CONSULTING, INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.